WSJT-X implements communication protocols or “modes” called FT8, JT4, JT9, JT65, QRA64, ISCAT, MSK144, and WSPR, as well as one called Echo for detecting and measuring your own radio signals reflected from the Moon. These modes were
Read moreMese: Dicembre 2018
Space Station Contact 10/12/2018
An International Space station Amateur Radio contact is planned with the Thiviers College and Chalais (Dordogne) in France on 10th December 2018. Scheduled time is
Read moreFloureon FC200 – The Inside Story
So I’ve had the back off these little radios and thought I’ll show you what’s inside…. (Click images to enlarge) As you can see
Read moreNASA releases first sounds ever recorded on Mars Read
Listen to Martian wind blow across NASA’s InSight lander. The spacecraft’s seismometer and air pressure sensor picked up vibrations from 10-15 mph (16-24 kph) winds
Read moreFox-1Cliff/AO-95 Commissioning Status
Following the launch of Fox-1Cliff/AO-95, AMSAT Engineering began the commissioning process, with the help of AMSAT Operations, on Tuesday December 4. Satellite telemetry indicates that the
Read moreAlgoritmi di filtraggio digitale
La diffusione di microcontrollori a basso costo con funzionalità di DSP (Digital Signal Processing) rende disponibili degli apparati in grado di implementare l’elaborazione digitale dei segnali, e in particolare
Read moreFloureon FC200 PMR446 Handsets
MFJ Octopus Antenna, MFJ-2100 Making Contacts
VHF 145 MHz Low Loss Bandpass Helical Filter April 29, 2015 No comments Low Loss Bandpass by Mile Kokotov Basic design of the
Read more2018 QST Antenna Design Competition Winners Announced
ARRL has announced the winners of the 2018 QST Antenna Design Competition. “Dozens of entries were received, but only three could win,” said QST Editor Steve Ford, WB8IMY. Requirements
Read moreConversione da UART a SPI con FPGA
Molto spesso è necessario poter utilizzare direttamente componenti che abbiano un’interfaccia di tipo SPI come sistema di comunicazione. L’articolo evidenzia come sia possibile una comunicazione diretta su questi componenti, utilizzando la classica seriale RS232 senza uso di microprocessori e relativi FW, ma
Read moreContest ARI 40/80
CONTEST ARI 40/80 edizione 2018 8-9 DICEMBRE 2018 Regolamento Log Upload Log pervenuti
Read moreARRL Bill Leonard Audio Reporting Award Presented in New York City
The 2017 ARRL Bill Leonard W2SKE Professional Media Award for Audio Reporting was presented in New York on December 6 to the producers and staff
Read moreYour Questions Answered (Mobile Install, Inexpensive Radios, Power Supplies) – Ham Radio Q&A
VHF DVMega and Pi-Star DMR Hotspot – Ham Radio Q&A March 01, 2018 No comments “Don’t let the lack of a repeater keep you from
Read moreKnacksat team request telemetry reports
Tanan Rangseeprom HS1JAN has requested radio amateurs to help with receiving telemetry data from the Knacksat CubeSat that was launched on December 3. KOn the AMSAT
Read moreScopriamo la Spresense Main Board della SONY
In questo articolo andiamo a esplorare “Spresense Main Board”, una scheda di sviluppo molto compatta, basata sul microcontrollore multicore CXD5602 della Sony. La sua maggiore
Read moreLa tecnologia POE nell’illuminazione a led
Power over Ethernet (nota anche come PoE) è una tecnologia nata nell’ambito del networking (e più precisamente in quello delle reti locali cablate, o LAN),
Read moreFloureon FC200 16 Channel PMR446 Radios
Picked these up recently from eBay, Floureon TC200 16 Channel PMR446 radios. Costing only £14.99 delivered (And I’ve seen a four pack for £26.99). Specs:
Read moreFT8 On A Train!
Video:YouTube/vk3ye
Read moreNEW President Walker II – HOW MUCH?
The NEW President Walker II AM/FM only radio has been seen online on a German retailers website for 298 EUROS which equates to £265……….. GULP!!!!!
Read morePresident Lincoln II+ £70 OFF @ Nevada
An extra special Christmas gift from Nevada as they have the President Lincoln II+ on offer for only £199.95 – That’s a whopping saving of
Read moreLa lettura delle stringhe NMEA
NMEA è uno standard di comunicazione utilizzato nella trasmissione dati satellitare (GPS) e nautica. L’ente che sviluppa e gestisce il protocollo è la National Marine Electronics Association. In questo articolo vedremo che cosa sono le stringhe NMEA e come
Read moreCanadian National Parks on the Air Event Set to Start on January 1
The Canadian National Parks on the Air event (CNPOTA) will get under way on January 1, 2019, and continue until year’s end. A volunteer group
Read more2018 ARRL Hiram Percy Maxim Memorial Award Presented in Festive Style
The winner of the 2018 ARRL Hiram Percy Maxim Memorial Award, Ruth Willet, KM4LAO, received the award plaque and allotted $1,500 on November 3 in a
Read moreAMSAT’s Fox-1Cliff Amateur Radio CubeSat Launched Successfully
SpaceX has announced that the SSO-A: SmallSat Express mission carrying AMSAT’s Fox-1Cliff CubeSat has been deployed into orbit. A SpaceX Falcon 9 vehicle carried Fox-1Cliff and
Read moreOrologio a matrice di led con messaggio personalizzabile
In questo articolo presentiamo un orologio a matrice di LED rossi, con diverse modalità per visualizzare l’orario, esso ha anche una funzione in cui viene
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